From 523a0e2e395fa147307f78bb6d65b7e7cdbb0d80 Mon Sep 17 00:00:00 2001
From: Job Noorman <jnoorman@igalia.com>
Date: Mon, 12 Aug 2024 09:28:17 +0200
Subject: [PATCH] ir3/legalize: don't add WAR dependencies for const/imm regs

Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30611>
---
 src/freedreno/ir3/ir3_legalize.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/freedreno/ir3/ir3_legalize.c b/src/freedreno/ir3/ir3_legalize.c
index 9bb61811b04..4b8d7ba9830 100644
--- a/src/freedreno/ir3/ir3_legalize.c
+++ b/src/freedreno/ir3/ir3_legalize.c
@@ -635,7 +635,9 @@ legalize_block(struct ir3_legalize_ctx *ctx, struct ir3_block *block)
             }
          } else {
             foreach_src (reg, n) {
-               regmask_set(&state->needs_ss_war, reg);
+               if (!(reg->flags & (IR3_REG_IMMED | IR3_REG_CONST))) {
+                  regmask_set(&state->needs_ss_war, reg);
+               }
             }
          }
       }